chemical metallurgy of copper recycling
extractive metallurgy of copper 4th ed w davenport et al 2002 ppt
... 1.6 Introduction Extracting Copper from Copper- Iron-Sulfide Ores Hydrometallurgical Extraction of Copper Melting and Casting Cathode Copper Recycle of Copper and Copper- Alloy Scrap Summary Suggested ... Reading References Locations of Copper Deposits Location of Extraction Plants Copper Minerals and ‘Cut-Off Grades Price of Copper Summary References Concentrating Copper Ores 3.1 3.2 3.3 3.4 3.5 ... Collection and Processing of Recycled Copper 20.1 20.2 20.3 20.4 21 328 329 335 335 337 337 338 338 341 341 344 346 351 35 352 Chemical Metallurgy of Copper Recycling 355 The Secondary Copper Smelter Scrap...
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Extractive Metallurgy of Copper Part 1 pps
... 1.6 Introduction Extracting Copper from Copper- Iron-Sulfide Ores Hydrometallurgical Extraction of Copper Melting and Casting Cathode Copper Recycle of Copper and Copper- Alloy Scrap Summary Suggested ... Reading References Locations of Copper Deposits Location of Extraction Plants Copper Minerals and ‘Cut-Off Grades Price of Copper Summary References Concentrating Copper Ores 3.1 3.2 3.3 3.4 3.5 ... Collection and Processing of Recycled Copper 20.1 20.2 20.3 20.4 21 328 329 335 335 337 337 338 338 341 341 344 346 351 35 352 Chemical Metallurgy of Copper Recycling 355 The Secondary Copper Smelter Scrap...
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Extractive Metallurgy of Copper Part 2 pot
... 1% of copper production About 20% of copper production is used in alloy form as brasses, bronzes, etc The copper for these materials comes mainly from recycle scrap 1.5 Recycle of Copper and Copper- Alloy ... extractionielectrowinning of ‘oxide’ and chalcocite ores An important source of copper is recycled copper and copper alloy scrap It accounts for 40 or 50% of pre-manufacture copper production This copper is ... simple melting of high-purity scrap and smeltingirefining of impure scrap 16 Extractive Metallurgy of Copper Electrochemical processing is always used in producing high-purity copper: electrorefining...
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Extractive Metallurgy of Copper Part 3 pps
... amount of Fe-sulfide The last part of flotation is creation of strong but short-lived froth when the bubbles reach the surface of the pulp This froth prevents bursting of the bubbles and release of ... flotation feed number of cells volume of each cell, m3 cell type mass% solids in feed PH collector kgitonne of ore oily collector, kgit of ore frother kg/tonne of ore CaO, kgitonne of ore residence ... flotation cell (often with the assistance of paddles, Fig 3.7) and into a trough There, it collapses and flows into a collection tank Copper flotation consists of a sequence of flotation cells...
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Extractive Metallurgy of Copper Part 4 pps
... slags In Copper 95-Cobre 95 Proceedings of the lnternationul Conference, Vol IV Pyrometallurgy of Copper, ed Chen, W.J., Diaz, C., Luraschi, A and Mackcy, P.J., Thc Metallurgical Society of CIM, ... strength of the offgas is usually 10 to 60 vol% SOz The strength depends on the type of O2
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Extractive Metallurgy of Copper Part 5 potx
... Extractive Metallurgy ofcopper 7.4.1 Choice of matte grade The Noranda process was initially conceived as a direct-to -copper smelting process The furnace at Noranda produced molten copper from ... surface charging of flux and solid recycle materials onto the bath surface (d) continuous withdrawal of offgas (e) intermittent tapping of matte and slag (f, occasional recycling of molten converter ... In Copper 95-Cobre 95 Proceedings of the Third International Conference, Volume IV Pyrometallurgy of Copper, ed Chen, W.J., Diaz, C., Luraschi, A and Mackey, P.J., The Metallurgical Society of...
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Extractive Metallurgy of Copper Part 6 pot
... blow and the start of the copper blow Clear tuyere conditions at the beginning of the copper blow often give ‘free blowing’ conditions (without punching) during most or all of the copper blow (Photograph ... They consist of a cm steel shell lined with -0.5 m of magnesitechrome refractory brick Converters of these dimensions treat 300-700 tonnes of matte per day to produce 200-600 tonnes of copper per ... In Copper9 5 Cobre 95 Proceedings of the Third International Conference, Vol IV Pyrometallurgy of Copper, ed Chen, W.J., Diaz, C., Luraschi, A,, and Mackey, P.J., The Metallurgical Society of...
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Extractive Metallurgy of Copper Part 7 ppsx
... large mouth, which is also used for charging large pieces of scrap copper It produces 1.3% S 170 Extractive Metallurgy of Copper molten copper which is sent to a desulfurizing furnace prior to ... (1991) The Kidd Creek copper smelter - an update on plant performance In Copper 91-Cobre 91, Proceedings of the Second International Conference, Vol IV Pyrometallurgy of Copper, ed Diaz, C., Landolt, ... Each lance consists of two concentric pipes - a central pipe for air-blown solids and an annulus for 160 Extractive Metallurgy of Copper Table 10.1 Physical and operating details of Port Kembla's...
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Extractive Metallurgy of Copper Part 8 doc
... Limitation of Direct-to -Copper Smelting The principal advantage of direct-to -copper smelting is isolation of SO2 evolution to one furnace The principal disadvantage of the process is its large amount of ... Direct-to -Copper Impurities The compositions of the anode copper produced by the direct-to -copper smelters are given in Table 12.2 The impurity levels of the copper are within the normal range of electrorefining ... Direct smelting of blister copper - flash smelting tests of Olympic Dam concentrate In Pyrometallurgy 87, The Institution of Mining and Metallurgy, London, England, 265 283 Direct-To -Copper Flush...
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Extractive Metallurgy of Copper Part 9 potx
... Extractive Metallurgy of Copper formation of SO3 from SOz and 0'- ions, i.e.: so2+ v + + 02- + SO, + 2v4+ (14.2) and: (b) absorption of oxygen, re-oxidation of the vanadium ions and formation of 02ions ... Extractive Metallurgy of Copper Ross, K.G (1991) Sulphuric acid market review In Smelter Off-gas Handling and Acid Plants, notes from Canadian Institute of Mining and Metallurgy professional ... quantity of bleed depends on the amount of SO3in the offgas as it enters the water-quench system Several smelters have found that SO3 formation is inhibited by recycling some cooled offgas to...
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Extractive Metallurgy of Copper Part 10 pptx
... length between molten copper entrance and solid copper exit band width (total) width of cast copper strip (between edge dams) length of lug thickness of cast strip thickness of lug Band details ... high level of consistency as other aspects of copper refining 260 Extractive Metallurgy of Copper 15.6 New Anodes from Rejects and Anode Scrap Smelters and refineries reject or 3% of their new ... blister copper by blowing basic flux (56% CaC03, 11% CaO, 33% Na2C03) into the copper during the oxidation stage About kg of flux are blown in per tonne of copper About 90% of the As and 70% of the...
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Extractive Metallurgy of Copper Part 11 pdf
... Extractive Metallurgy of Copper De Maere, C and Winand, R (1995) Study of the influence of additives in copper electrorefining, simulating industrial conditions In Copper 95-Cobre 95 Proceedings of the ... Reduction of silver losses during the refining of copper cathodes In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol 111 Electrorefining and Electrowinning of Copper, ... removal of antimony and bismuth from copper refinery electrolytes In Copper 95-Cobre 95 Proceedings of the Third International Conference, Vol III Electrorefining and Hydrometallurgy of Copper, ...
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Extractive Metallurgy of Copper Part 12 pptx
... (1999) A study of copperhron separation in modem solvent extraction plants In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol IV Hydrometallurgy of Copper, cd Young, ... Electrolytic copper leach, solvent extraction and electrowinning world operating data In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol IV Hydrometallurgy of Copper, ed ... (1999) Investigation of evaporative losses in solvent extraction circuits In Copper 99-Cobre 99 Proceedings of the Fourth International Conference, Vol IV Hydrometallurgy of Copper, ed Young, S.K.,...
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Extractive Metallurgy of Copper part 14 docx
... of operation will be profitable at selling prices of -$1.5 per kg of copper In summary, the price-profit situation is: (a) At copper selling prices above $2.2 per kg, copper extraction is profitable ... electrorefinery Costs of Copper Production 387 which: (a) costs $500 per annual tonne of copper (b) produces 200 000 tonnes of copper per year will be: investment cost or: = $500 per annual tonne of copper ... of copper sold as OFC is not large Koshiba et al (2000) and the Copper Development Association (2001) estimate that OFC accounts for less than two percent of total copper use Table 22.3 U.S copper...
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Extractive Metallurgy of Copper part 15 doc
... kg of copper The total direct plus indirect cost of producing electrowon copper cathodes from ‘oxide’ and chalcocite ores (including mining) is in the range of $0.7 to $1.5 per kg of copper Copper ... profitable mine-to-market copper operation is, of course, a large, high Cu-grade orebody Such an orebody maximizes copper production per tonne of ore mined, moved and processed Optimal use of ... availability is over 95% 4 10 Extractive Metallurgy of Capper B.4 Shaft Furnace When the first edition of Extractive Metallurgy o Copper was published in 1976, f about ten copper producers were operating...
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Extractive Metallurgy of Copper part 16 ppt
... Price, copper 28 profitable 389, 398 Production of copper 17, I7 by country 20 electrorefining 20, 24 China 416 electrowinning 20, 26 Chile 27 mining 20 smelting 20, 23 Profitability of copper ... fixation of 217 Sulfur in copper anodes (electrorefining) 271 cathode copper ASTM specification 368 electrorefinery 27 electrowinning 332,335 minimization of 335 source of 335 converter (blister) copper ... METALLURGY OF COPPER ' an invaluable publication to anyone involved with the copper industry.' NFB Abstracts This book has become the authority on copper extraction - from ore to pure, cast copper...
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Extractive Metallurgy of Copper 4th ed. - W. Davenport_ et. al. (2002) WW Part 1 pot
... 1.6 Introduction Extracting Copper from Copper- Iron-Sulfide Ores Hydrometallurgical Extraction of Copper Melting and Casting Cathode Copper Recycle of Copper and Copper- Alloy Scrap Summary Suggested ... Reading References Locations of Copper Deposits Location of Extraction Plants Copper Minerals and ‘Cut-Off Grades Price of Copper Summary References Concentrating Copper Ores 3.1 3.2 3.3 3.4 3.5 ... Collection and Processing of Recycled Copper 20.1 20.2 20.3 20.4 21 328 329 335 335 337 337 338 338 341 341 344 346 351 35 352 Chemical Metallurgy of Copper Recycling 355 The Secondary Copper Smelter Scrap...
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Extractive Metallurgy of Copper 4th ed. - W. Davenport_ et. al. (2002) WW Part 2 doc
... 1% of copper production About 20% of copper production is used in alloy form as brasses, bronzes, etc The copper for these materials comes mainly from recycle scrap 1.5 Recycle of Copper and Copper- Alloy ... extractionielectrowinning of ‘oxide’ and chalcocite ores An important source of copper is recycled copper and copper alloy scrap It accounts for 40 or 50% of pre-manufacture copper production This copper is ... simple melting of high-purity scrap and smeltingirefining of impure scrap 16 Extractive Metallurgy of Copper Electrochemical processing is always used in producing high-purity copper: electrorefining...
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Extractive Metallurgy of Copper 4th ed. - W. Davenport_ et. al. (2002) WW Part 3 ppt
... amount of Fe-sulfide The last part of flotation is creation of strong but short-lived froth when the bubbles reach the surface of the pulp This froth prevents bursting of the bubbles and release of ... flotation feed number of cells volume of each cell, m3 cell type mass% solids in feed PH collector kgitonne of ore oily collector, kgit of ore frother kg/tonne of ore CaO, kgitonne of ore residence ... flotation cell (often with the assistance of paddles, Fig 3.7) and into a trough There, it collapses and flows into a collection tank Copper flotation consists of a sequence of flotation cells...
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Extractive Metallurgy of Copper 4th ed. - W. Davenport_ et. al. (2002) WW Part 4 pps
... slags In Copper 95-Cobre 95 Proceedings of the lnternationul Conference, Vol IV Pyrometallurgy of Copper, ed Chen, W.J., Diaz, C., Luraschi, A and Mackcy, P.J., Thc Metallurgical Society of CIM, ... strength of the offgas is usually 10 to 60 vol% SOz The strength depends on the type of O2
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